Chrome Extension: Inject Javascript Into Web Page

Neeraj Agarwal
Chrome Extension: Inject Javascript Into Web Page
When you will be able to insert some HTML code into a web page, then you can change or enhance the way a website behave. Also as a developer, you can provide your users those missing features, which they always look for in some website. For this, one can write a Javascript code. But how this code will be injected into the target page source? This post will guide you how to create a […]
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Chrome Extension Tutorial to Display RSS Blog Feeds

Neeraj Agarwal
Chrome Extension Tutorial to Display RSS Blog Feeds
Hello! As you might already know that a person can receive blog feeds on email or on a website. But you need not surprise when I say that you can also create a Google Chrome Browser extension for this. So your user can see all latest feeds just by a click on an icon, that’ll display RSS feeds from the server. Chrome is now one of the most popular web browsers […]
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Regular Expression to Validate an Email Address

Neeraj Agarwal
Regular Expression to Validate an Email Address
Regualr expression is a sequence of character which define a specific pattern and also named as abbreviated regex or regexp and sometimes called a rational expression. we can make regular expression like ( “/ABC/”  ,”Ab_123.Cd” ,”abc123.-@&”…)  They can be patterns or combination of alphabets(a,b..z) ,numbers(0,1…9), special character     ( |, (),^, ), Quantifiers(*, +, ?), wildcards(.) character set[], character ranges[start ,end] . In this tutorial, we are going to explain how we can use regular […]
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Ajax Image Upload using PHP and jQuery

Neeraj Agarwal
Ajax Image Upload using PHP and jQuery
In this blog post we have covered one of the topic of ajax i.e. to upload images using Ajax and php without page refresh.   Short Description :  In this process the image is selected first and previewed before storing it in to any location . Then using  jQuery Ajax, it is send to php script on submit button event. PHP script stores the image in a defined location and returns the message of the success and […]
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Set JavaScript Form Action

Neeraj Agarwal
Set JavaScript Form Action
In this tutorial, we illustrate you an example, which shows how to set JavaScript form action. Sometimes developers want to set form action attribute of a form through programming or through other means. Here, we are using following JavaScript code to set form action on run time. To set form action attribute via JavaScript : document.getElementById(“form_id”).action = “success.php”; //Setting form action to “success.php” page document.getElementById(“form_id”).submit(); // Submitting form We have also called JavaScript validation function over form fields to […]
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Javascript : Auto Submit Form Example

Neeraj Agarwal
Javascript : Auto Submit Form Example
Here we bring this example, which demonstrates how to auto submit a form after a given interval of time, on load event of JavaScript.
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JavaScript Onsubmit Event with form validation

Neeraj Agarwal
JavaScript Onsubmit Event with form validation
This blog emphasize to JavaScript onsubmit event in which a function is called when form is submitted to validate the fields and if true value is returned form gets submitted.
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JavaScript Form Validation With Limit Login Attempts

Neeraj Agarwal
JavaScript Form Validation With Limit Login Attempts
This tutorial is about JavaScript login form validation with limit login attempts. In which validation function comes into act to authenticate username and password.
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JavaScript Change Form Action Dynamically

Neeraj Agarwal
JavaScript Change Form Action Dynamically
Form action can be changed dynamically using Javascript .action() method. This tutorial will guide you to change form action via select option field in just one click.
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JavaScript Serialize Form Data

Neeraj Agarwal
JavaScript Serialize Form Data
In this JavaScript serialize tutorial we have covered serializing formdata using JavaScript, it means to get all values of form fields in a URL query string format.
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